1958

1958: 423 companies

janvāris 41 companies

februāris 34 companies

marts 30 companies

aprīlis 30 companies

maijs 36 companies

jūnijs 28 companies

jūlijs 38 companies

augusts 21 companies

septembris 26 companies

oktobris 43 companies

novembris 42 companies

decembris 54 companies